For the sign "approximately" draw a circle in the air with your
dominant "5-hand" while using a
facial expression that looks like you are estimating something in your mind.
APPROXIMATELY / about / around / -ish:
Also see: "ABOUT"
Also see: "-ISH"
You can learn
American Sign Language (ASL) online at American Sign Language University ™
ASL resources by Lifeprint.com © Dr. William Vicars